Versatile usage Suitable for automotive maintenance, electrical inspections, and a wide range of applications. Includes a digital test light and automatic bidirectional voltage measurement to support quick checks of presence, polarity, and basic circuit status. User friendly design Simple plugandtest operation: connect the tester to the circuit and it displays the parameters. Easy to use as a bidirectional voltage tester and circuit tester for automotive applications. Simple and intuitive When connected to a circuit, it provides immediate readings, making it suitable for beginners. Functions as an electric tester and car circuit tester with straightforward operation. Precision measurement Delivers accuracy measurements in automotive circuits to aid in identifying electrical issues. Acts as an auto multimeter tester and electrical circuit tester, supporting reliable diagnostics. Key attributes Function: digital test light, automatic bidirectional voltage measurement, circuit testing for automotive and electrical applications. Compatibility: designed for automotive systems and general electrical circuits. Performance: quick, reliable readings with clear parameter display. Use scenarios: onsite automotive diagnostics, electrical inspections of equipment, and DIY electronics or service work. Use scenarios In a or on the road, perform a quick automotive electrical check to verify battery voltage, wiring status, and circuit integrity. Inspect electrical installations or equipment to confirm voltage presence and circuit continuity without extensive setup. Use for DIY electronics projects or field repairs that require fast, reliable voltage and circuit readings.